1, the soaking method is to put the frozen beef in cold water, turn to low heat after the fire is boiled, cook until the beef changes color, and then pour out the water. Add hot water, add onion ginger, cooking wine, star anise and other ingredients and cook for 20 minutes.

2. Slow stew is to put the frozen beef into a stew pot, add enough water, and add onion, ginger, cooking wine, star anise and other materials for slow stew. Stew for 4-5 hours until soft and rotten.

3. Pressure cooker method is to put the frozen beef into a pressure cooker, add enough water, add onion, ginger, cooking wine, star anise and other materials to cook, then cover the pot and press until gas appears in the pot. Cook for about 30 minutes.